Add 1/70 and 80/45
1st number: 1/70, 2nd number: 1 35/45
1/70 + 80/45 is 1129/630.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 45 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
1/70 = 1 × 9/70 × 9 = 9/630 - Likewise, for the 2nd fraction, since 45 × 14 = 630,
80/45 = 80 × 14/45 × 14 = 1120/630 - Add the two like fractions:
9/630 + 1120/630 = 9 + 1120/630 = 1129/630 - So, 1/70 + 80/45 = 1129/630
In mixed form: 1499/630
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